65164066325 has 24 divisors (see below), whose sum is σ = 84529315968. Its totient is φ = 49738898880.

The previous prime is 65164066291. The next prime is 65164066333. The reversal of 65164066325 is 52366046156.

65164066325 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 65164066325 - 2²⁶ = 65096957461 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 85544 + ... + 371006.

It is an arithmetic number, because the mean of its divisors is an integer number (3522054832).

Almost surely, 2^65164066325 is an apocalyptic number.

It is an amenable number.

65164066325 is a deficient number, since it is larger than the sum of its proper divisors (19365249643).

65164066325 is a wasteful number, since it uses less digits than its factorization.

65164066325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 285893 (or 285888 counting only the distinct ones).

The product of its (nonzero) digits is 777600, while the sum is 44.

The spelling of 65164066325 in words is "sixty-five billion, one hundred sixty-four million, sixty-six thousand, three hundred twenty-five".